담수양중(湛水壤中) Diazinon 과 Dursban 의 분해(分解)에 관(關)하여 = Degradation of Diazinon and Dursban in Submerged Soil

다국어 초록 (Multilingual Abstract)

The degradation of two chemicals seem to be clearly affected by soil microbial activity in submerged soil $conditions(30{\pm}1^{\circ}C)$. The Active ingredient of Diazinon disappeared about 5 times faster than that of Dursban. By Applying 300% higher concentrations of both chemicals. under the above soil conditions, however, degradation was retarded by about one day. Some of the metabolites of Diazinon were as follows: 0.0-diethyl phosphorothioate and sulfotep as hydrolytic products, and diazoxon, 0.0-diethyl-0-[2-(1-hydroxy-1, 1-dimethyl)-6-methyl]-pyrimidinyl phosphorothioate and 2-isopropyl-6-methyl-pyrimidine-4-one as degradation products of monooxygenase. But 0. 0-diethyl phosphorothioate was the only methabolite of Dursban.